Rules of Crisis Negotiation

They aren't legal rules but professional "rules". There is a whole list of them that professional crisis negotiators use. And by crisis here we're talking about things like hostage situations, kidnappings, etc..

The "rules" are really a combination of "lessons learned" and advice from criminal shrinks.

Some of this stuff is covered here:

http://www.fbi.gov/publications/leb/1997/june974.htm

Good Stuff

I use most of these daily
NEGOTIATION PROCESS
 Suggested Introductory Statements
 Words to Avoid
 Phrases to Avoid
 Strategy for Resolving Crises
 Behavioral Change Stairway
 Core Active Listening Skills
 Supplemental Active Listening Skills
 Empathy
 Rapport
 Influence
 Behavioral Change
 Indicators of Progress